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Giving an overview of the two different processes, compare and contrast the processes of spermatogenesis and oogenesis.

In spermatogenesis, germline epithelium in the seminiferous tubules of the testes divides by mitosis and then a period of cell growth occurs, changing them from spermatogonia to primary spermatocytes. The...

Answered by Eashan P. • Biology tutor

4608 Views

What is the function of the kidneys and how do they carry this out?

Broadly speaking, the main function of the kidneys is to filter out waste from the body and excrete it out in the urine. Excretion is the removal of waste (i.e. products of metabolism/ toxic products like...

Answered by Mannat R. • Biology tutor

2610 Views

Give the value of 15^0.

15⁰ = 1 Anything to the power of 0 is always 1. See the examples below: 10⁰ = 1; 25⁰ = 1; 50⁰ = 1.

Answered by Ellie P. • Maths tutor

8212 Views

You have 100 Christmas trees.  PN = 30 – QN  PD = 75 – QD How many trees do I sell in November and December? (PN is the price for November, PD is the price of trees in December).

 Answer: Profit = Price x Quantity Therefore, profit in November = QN(30 – QN) = 30QN – QN2 Differentiate to find the marginal profit: = 30 – 2QN Set marginal profit to 0 (maximised your profit): 30 –...

Answered by Daniel W. • TSA Oxford tutor

2364 Views

“Is “Ethical” Consumerism A Solution To Poverty, Or A Dangerous Distraction?”

Argumentation is fundamental for a TSA essay - the purpose of the essay is NOT to give a balanced view of the argument demonstrating a sensibility to both sides, the purpose IS to create an argument that ...

Answered by Daniel W. • TSA Oxford tutor

4325 Views